 | Isi | Native Ame.. | "deer." From the Choctaw. | | |
 | Istu | Native Ame.. | sugar pine | | |
| Iye | Native Ame.. | smoke | | |
| Izusa | Native Ame.. | white stone | | |
| Jolon | Native Ame.. | valley of the dead oaks | | |
| Kachina | Native Ame.. | sacred dancer | | |
| Kaga | Native Ame.. | writer | | |
| Kahsha | Native Ame.. | fur robe | | |
| Kai | Native Ame.. | A Navajo name meaning "willow." | | |
| Kanda | Native Ame.. | magical power | | |
| Kasha | Native Ame.. | a form of Kahsha | | |
| Kaya | Native Ame.. | "wise child." A Hopi name composed of ka.. | | |
| Kele | Native Ame.. | "sparrow" or "hawk." From the Hopi. | | |
| Kewanee | Native Ame.. | "prairie hen." From the Potawatomi. | | |
| Kijika | Native Ame.. | quiet walker | | |
| Kilchii | Native Ame.. | From the Navajo for "red boy." | | |
| Kinta | Native Ame.. | The Choctaw word for "beaver." | | |
| Kiona | Native Ame.. | brown hills | | |
| Kionna | Native Ame.. | a form of Kiona | | |
| Klah | Native Ame.. | From the Navajo for "left-handed." | | |
| Knoton | Native Ame.. | a form of Nodin | | |
| Kohana | Native Ame.. | The Zuni word for "white." | | |
| Koi | Native Ame.. | "panther" in Choctaw, a Muskogean langua.. | | |
| Kwanita | Native Ame.. | The Zuni form of the Spanish Juanita, me.. | | |
| Lallo | Native Ame.. | "little boy." Kiowa in origin. | | |
